UI Designer – Websites & Devices (w|m|d) Voll- & Teilzeit

📍 Job Overview

Job Title: UI Designer – Websites & Devices (w|m|d) Full- & Part-time Company: Miltenyi Biotec Location: Bergisch Gladbach, North Rhine-Westphalia, Germany Job Type: Full-time & Part-time (minimum 30 hours/week) Category: Creative & Design / Digital Business Operations Date Posted: January 23, 2026 Experience Level: Mid-Senior Level (5-10 years) Remote Status: Hybrid

🚀 Role Summary

• Design and evolve digital platforms, focusing on user interface (UI) and user experience (UX) across various devices.
• Collaborate within an agile, interdisciplinary team to deliver innovative digital solutions that support groundbreaking research and therapies.
• Contribute to the continuous improvement of the company's Design Library and ensure adherence to corporate identity guidelines for a cohesive brand presence.
• Develop visually engaging presentations, training materials, and process graphics to support internal communication and operational efficiency.
• Leverage design expertise to advise stakeholders and drive user-centric design principles in digital product development.

📝 Enhancement Note: This role, while primarily a UI Design position, has significant overlap with GTM and operational efficiency through its focus on digital platform consistency, stakeholder communication, and the creation of internal operational assets like presentations and process graphics. The emphasis on an "agile, international team" and "digital business operations" suggests a need for process-oriented thinking and collaboration skills that extend beyond pure design.

📈 Primary Responsibilities

• Develop and advance the company's Design Library, creating visual concepts for digital platforms, websites, and frontends across multiple devices.
• Design user interfaces, from infographics and mock-ups to prototypes and full features, with a focus on interactive elements and user flows.
• Ensure a consistent and high-quality user experience across all digital channels by adhering to the Design System and Corporate Identity guidelines.
• Collaborate closely within an agile, interdisciplinary team, including Conception/UX, Product Owners, Software Development, and Research, as well as with internal stakeholders from E-Commerce, Website, and Digital Marketing departments.
• Create visually compelling presentations, interactive training materials, and process graphics to support team collaboration and internal communication efforts.
• Provide expert consultation and solution-oriented advice to stakeholders on digital design best practices and implementation strategies.
• Lead creative workshops to foster innovation and actively contribute ideas for digital product development and process improvements.

📝 Enhancement Note: The responsibilities highlight a blend of core UI/UX design tasks with operational support functions. The creation of process graphics, training materials, and presentations directly supports operational efficiency and knowledge transfer within the digital business unit. The emphasis on stakeholder consultation and agile collaboration indicates a need for strong communication and project management skills, akin to those found in operations roles.

🎓 Skills & Qualifications

Education: While not explicitly stated, a Bachelor's or Master's degree in Design, Human-Computer Interaction, Graphic Design, or a related field is typically expected for roles with several years of experience. Equivalent practical experience will also be considered. Experience: Several years of professional experience in digital interface and web design, with a proven track record of creating engaging and user-friendly digital products.

Required Skills:

• Proven expertise in digital interface and web design with a strong sense of visual aesthetics and user guidance.
• Proficiency in design and prototyping tools such as Figma.
• Strong command of the Adobe Creative Suite.
• Experience in creating presentations using PowerPoint.
• Familiarity with collaboration tools like Miro, JIRA, or Confluence.
• Ability to formulate precise prompts for AI-assisted design tools to achieve desired creative outcomes.
• Experience in visualizing ideas through drafts, mock-ups, and final prototypes.
• Fluency in German and English for effective communication in an international work environment.

Preferred Skills:

• Experience with agile working methodologies or a strong willingness to adapt to iterative processes.
• Understanding of User Experience (UX) principles and best practices.
• Experience in developing and maintaining Design Libraries or Design Systems.
• Familiarity with e-commerce platforms and digital marketing principles.
• Experience in conducting or facilitating creative workshops.

📝 Enhancement Note: The requirement for proficiency in tools like Figma, Adobe Creative Suite, PowerPoint, and collaboration platforms such as Miro, JIRA, and Confluence are critical for this role. The mention of AI-prompting for design tools suggests an openness to adopting new technologies, a trait highly valued in operations roles focused on efficiency and innovation. The combination of design skills with operational tools and agile methodologies points towards a candidate who can bridge creative output with functional execution.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive portfolio showcasing user interface (UI) design for web projects and digital applications.
• Demonstrations of mock-ups, prototypes, and other creative solutions for user-interface web projects.
• Examples of interactive flows and user guidance elements.
• Visualizations of concepts, from initial drafts to final prototypes.
• Evidence of adherence to Design Systems and Corporate Identity guidelines in practice.

Process Documentation:

• Examples of how you have contributed to or utilized a Design Library or Design System.
• Visualizations of user journeys and interactive flows.
• Creation of process graphics that explain complex workflows or system interactions.
• Documentation of iterative design processes, showing evolution from concept to final product.

📝 Enhancement Note: The explicit requirement for a portfolio with "mock-ups, prototypes, and other creative solutions" for "user-interface web projects and applications" is standard for a UI Designer. For this role, it's crucial to highlight any examples that demonstrate process thinking, such as how a design system was built or utilized, or how complex processes were visualized. This aligns with the operational aspects of the role, where clear communication and structured output are key.

💵 Compensation & Benefits

Salary Range: Specific salary is not provided. However, for a UI Designer with 5-10 years of experience in Bergisch Gladbach, Germany, a competitive salary range would typically be between €55,000 and €75,000 annually, depending on qualifications and exact experience. A part-time role would be prorated.

Benefits:

• Flexible working hours with a hybrid work model and trust-based working time.
• Choice of modern equipment (Mac or Windows).
• Opportunities for professional development through Miltenyi University, internal Design Summits, and external conferences.
• Open, intercultural company culture with short communication channels.
• 30 days of annual leave.
• Discounted Germany Ticket.
• (E)-Bike leasing program.
• Asset formation benefits.
• Company pension scheme.
• Occupational disability insurance.
• Employee events.
• On-site canteen.
• Employment in a future-proof industry.

Working Hours: 40 hours per week for full-time positions, with the option for part-time at a minimum of 30 hours per week. The role operates on a trust-based working time system, offering flexibility.

📝 Enhancement Note: The salary range is an estimate based on industry benchmarks for a UI Designer with mid-to-senior level experience in Germany. The benefits package is comprehensive and reflects a company that invests in employee well-being and professional growth, which is attractive to professionals seeking stability and development opportunities. The hybrid model and flexible hours are key considerations for work-life balance.

🎯 Team & Company Context

🏢 Company Culture

Industry: Biotechnology and Life Sciences, specifically focused on developing solutions for biomedical research and cell and gene therapies, with a mission to combat cancer and other severe diseases. Company Size: Over 4,900 employees globally. This indicates a large, established organization with significant resources and a global reach, offering stability and opportunities for cross-departmental collaboration. Founded: 35 years ago (implied to be around 1991). This longevity suggests a stable, experienced company with a proven track record in its field.

Team Structure:

• The UI Designer will be part of the Digital Business department.
• They will work within an agile, interdisciplinary team that includes Conception/UX, Product Owners, Software Development, and Research.
• Collaboration extends to internal stakeholders such as E-Commerce, Website, and Digital Marketing teams.
• The role involves reporting within a structure that supports agile workflows and cross-functional project execution.

Methodology:

• Agile workflow principles are core to the team's operation, emphasizing iterative development and collaboration.
• A strong focus on user-centric design and user experience across all digital platforms.
• Emphasis on maintaining and evolving a Design Library and Design System for consistency.
• Utilization of modern design tools and potentially AI-assisted design processes.
• Cross-functional collaboration to integrate design effectively with development and business objectives.

Company Website: miltenyibiotec.com (This is inferred from the domain_derived value)

📝 Enhancement Note: Miltenyi Biotec's mission-driven approach in biotechnology, combined with its global scale and established history, creates a unique culture. The "creative and self-directed" work environment, along with the emphasis on innovation and collaboration, suggests an organization that values proactive contribution and continuous improvement. For a UI Designer, this means working on impactful projects within a supportive, forward-thinking framework.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned at a mid-to-senior level within the UI Design discipline. It requires several years of experience and the ability to work independently on complex design tasks, mentor junior designers (potentially), and contribute strategically to the design system and user experience across multiple digital products.

Reporting Structure: The UI Designer will report into the Digital Business department and will work closely with various cross-functional teams. The specific reporting line will likely be to a Design Lead, Head of Digital Business, or a Product Management lead, depending on the internal organizational structure.

Operations Impact: The UI Designer's work directly impacts the company's digital presence, user engagement, and potentially e-commerce conversion rates. By ensuring a consistent and intuitive user experience across websites and devices, they contribute to brand perception, customer satisfaction, and operational efficiency in areas like digital marketing and sales enablement. They also support internal operational efficiency by creating clear process graphics and training materials.

Growth Opportunities:

• Skill Advancement: Deepen expertise in UI/UX design, learn new design tools and methodologies (including AI-driven design), and gain experience in developing and managing design systems.
• Leadership Potential: Progress to a Senior UI Designer, Lead UI Designer, or Design Manager role, overseeing design teams and strategy.
• Cross-Functional Exposure: Gain broader experience in product management, agile development, and digital marketing by working closely with these teams.
• Industry Specialization: Become an expert in design for the biotechnology and life sciences sector, a niche and growing field.
• Formal Training: Access to Miltenyi University, internal Design Summits, and external conferences provides structured learning paths.

📝 Enhancement Note: The growth opportunities emphasize not just design-specific progression but also the potential to move into more operationally focused roles or leadership positions that require a strong understanding of digital product development and cross-functional collaboration. The company's investment in learning and development directly supports career advancement for ambitious professionals.

🌐 Work Environment

Office Type: Miltenyi Biotec offers a hybrid work model, combining office-based work with remote flexibility. This suggests a modern approach to work that balances in-person collaboration with individual work autonomy. Office Location(s): The primary stated location is Bergisch Gladbach, Germany, at Friedrich-Ebert-Straße 68.

Workspace Context:

• Collaborative Environment: The role involves close collaboration with interdisciplinary teams (Conception/UX, Product Owners, Development, Research) and internal stakeholders, necessitating an environment conducive to teamwork and communication.
• Tools & Technology: Access to modern design tools (Figma, Adobe Creative Suite), collaboration platforms (Miro, JIRA, Confluence), and choice of equipment (Mac or Windows) supports efficient and effective work.
• Team Interaction: Opportunities for regular interaction within the Digital Business department and with other teams through agile ceremonies, workshops, and project meetings. The culture is described as open and intercultural.

Work Schedule: The role offers flexibility through a trust-based working time system, with a standard 40-hour work week for full-time positions and a minimum of 30 hours for part-time. This allows for effective management of design tasks, project timelines, and personal work-life balance.

📝 Enhancement Note: The hybrid work model and trust-based working hours are significant factors for professionals seeking work-life balance and autonomy. The described collaborative environment, coupled with the availability of modern tools, creates a productive and engaging workspace for a UI Designer.

📄 Application & Portfolio Review Process

Interview Process: While not explicitly detailed, a typical interview process for such a role at Miltenyi Biotec would likely involve:

1. Application Screening: Review of CV and portfolio.
2. Initial Interview: A call with HR or the hiring manager to assess general fit, experience, and understand expectations.
3. Portfolio Presentation & Technical Interview: A presentation of selected portfolio pieces, followed by in-depth discussion of design process, tool proficiency, and problem-solving capabilities with the design/product team. This is where the "operations" aspects of creating process graphics and supporting digital business goals will be assessed.
4. Team/Stakeholder Interviews: Meetings with key interdisciplinary team members and stakeholders to evaluate collaboration skills and cultural fit.
5. Final Interview: Potentially with a senior leader for final approval.

Portfolio Review Tips:

• Curate Selectively: Choose 3-5 of your strongest projects that best represent your UI design skills for websites and devices.
• Showcase Process: For each project, clearly articulate the problem, your role, the design process (research, ideation, prototyping, testing), your specific contributions, and the final outcome/impact.
• Highlight Key Deliverables: Ensure your portfolio includes examples of mock-ups, prototypes, interactive flows, and ideally, any process graphics or presentation materials you've created.
• Demonstrate Tool Proficiency: Mention and visually show your work with Figma, Adobe Creative Suite, and any other relevant tools.
• Address Operational Relevance: If possible, include a project where your design work directly supported a business goal (e.g., improved conversion, streamlined user journey, clear process visualization).
• Prepare for Presentation: Be ready to walk through your portfolio, explaining your design decisions and how they align with user needs and business objectives.

Challenge Preparation:

• Design Challenge: Be prepared for a practical design exercise, which might involve creating a UI for a specific feature, redesigning an existing interface, or developing a process visualization. Focus on demonstrating your design thinking, problem-solving approach, and ability to work within constraints.
• Agile/Collaboration Scenarios: Anticipate questions about how you work in agile teams, manage feedback, and collaborate with developers and product owners.
• Stakeholder Communication: Practice articulating your design rationale clearly and persuasively to non-designers.

📝 Enhancement Note: The application process will heavily scrutinize the portfolio. Candidates should emphasize projects that demonstrate not only aesthetic design but also a strategic approach to user experience and an understanding of how design integrates with broader business and operational objectives. Preparing to discuss the creation of process graphics and presentations will be key to showcasing the operational relevance of this design role.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, prototyping, and collaborative workflows. Proficiency expected for creating mock-ups, interactive flows, and final designs.
• Adobe Creative Suite: Widely used for graphic design, image editing, and potentially motion graphics. Proficiency expected for assets creation and integration.
• PowerPoint: Required for creating visually compelling presentations for internal stakeholders and potentially for design workshops.

Analytics & Reporting:

• While not explicitly mentioned, familiarity with analytics tools (e.g., Google Analytics, Adobe Analytics) and how design impacts key metrics (e.g., conversion rates, bounce rates, user engagement) would be beneficial.
• Experience with data visualization tools might be helpful for understanding design performance.

CRM & Automation:

• Understanding of how UI design impacts user interactions within CRM systems or marketing automation platforms could be advantageous, though not a primary requirement for this role.
• Familiarity with JIRA and Confluence are listed as collaboration tools, which are critical for agile development and project management.

📝 Enhancement Note: The core tools are Figma, Adobe Creative Suite, and PowerPoint. The mention of JIRA and Confluence highlights the importance of integrating design work into agile development pipelines and documentation processes, which are fundamental to operations. Candidates should be ready to discuss how they leverage these tools to streamline design workflows and facilitate collaboration.

👥 Team Culture & Values

Operations Values:

• Innovation & Creativity: Miltenyi Biotec fosters an environment of creativity and self-directed work, encouraging new ideas for therapies and digital solutions.
• Collaboration & Teamwork: The company emphasizes working together in an agile, interdisciplinary manner, valuing contributions from diverse backgrounds.
• Impact & Purpose: A strong focus on contributing to the mission of defeating cancer and severe diseases, providing a sense of purpose beyond daily tasks.
• Efficiency & Quality: The need for a consistent Design Library and adherence to guidelines suggests an appreciation for efficient processes and high-quality output.
• User-Centricity: A core value in digital design, ensuring that user needs and experiences are paramount in all digital product development.

Collaboration Style:

• Agile & Iterative: Work is conducted in an agile workflow, requiring flexibility, open communication, and iterative feedback loops.
• Cross-Functional Integration: The role demands close collaboration with diverse teams (UX, Development, Product, Marketing), necessitating strong communication and partnership skills.
• Stakeholder Engagement: Actively consulting and advising stakeholders, requiring clear articulation of design rationale and solutions.
• Open Communication: An open, intercultural culture with short communication paths encourages direct and transparent interactions.

📝 Enhancement Note: The company's values and collaboration style are crucial for integrating into the team. A candidate should demonstrate an understanding of how design contributes to the broader mission, how to work effectively in agile environments, and how to communicate design decisions to both technical and business stakeholders. The emphasis on an "open, intercultural company culture" suggests a need for adaptability and strong interpersonal skills.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Creative Vision with Operational Constraints: Effectively translating creative concepts into functional designs that meet technical specifications, business goals, and brand guidelines within an agile framework.
• Cross-Functional Communication: Bridging the gap between design, development, product management, and marketing to ensure seamless project execution and a unified user experience.
• Maintaining Design Consistency: Ensuring high standards of UI/UX across a growing portfolio of digital platforms and devices, while evolving the Design Library.
• Adapting to Evolving Technologies: Staying current with new design tools, AI-assisted design capabilities, and user interface trends in the fast-paced digital landscape.

Learning & Development Opportunities:

• Formal Training: Access to Miltenyi University for structured professional development.
• Internal Knowledge Sharing: Participation in internal Design Summits for skill enhancement and networking.
• External Exposure: Opportunities to attend external industry conferences to stay abreast of the latest trends and best practices in UI/UX design.
• Mentorship: Potential for mentorship from senior designers or leaders within the Digital Business department.
• Cross-Departmental Learning: Gaining insights into product development, marketing, and research through close collaboration.

📝 Enhancement Note: The challenges presented are typical for a mid-to-senior level design role in a dynamic environment. The growth opportunities are substantial, indicating a commitment from Miltenyi Biotec to employee development, which is a strong draw for professionals looking for a long-term career path.

💡 Interview Preparation

Strategy Questions:

• Design Strategy: "Describe your process for developing a new feature's UI from concept to final delivery. How do you incorporate user feedback and business requirements?" (Focus on iterative process, user-centricity, and stakeholder alignment).
• Collaboration & Agile: "How do you collaborate with software developers and product owners in an agile environment? Provide an example of a challenging collaboration and how you resolved it." (Highlight communication, problem-solving, and adaptability).
• Problem-Solving: "Imagine we need to design a new interactive dashboard for researchers. What are the key considerations, and how would you approach the initial design phase?" (Demonstrate analytical thinking, user empathy, and design methodology).

Company & Culture Questions:

• Mission Alignment: "What interests you about Miltenyi Biotec's mission, and how do you see your role contributing to it?" (Show genuine interest in the company's purpose).
• Design System Experience: "How have you contributed to or utilized a design system or design library in previous roles? What are the benefits?" (Assess understanding of consistency and efficiency).
• Values Integration: "How do you embody creativity and self-directed work in your daily professional life?" (Connect personal work style to company values).

Portfolio Presentation Strategy:

• Narrative Flow: Structure your presentation around the story of each project: the challenge, your approach, your solutions, and the impact.
• Visual Clarity: Ensure your mock-ups and prototypes are clean, well-annotated, and easy to understand. Use consistent branding and layout.
• Highlight Process: Explicitly detail your design process, including research, wireframing, prototyping, user testing (if applicable), and iteration.
• Quantify Impact: Where possible, use metrics to demonstrate the success of your designs (e.g., improved conversion rates, reduced task completion time, positive user feedback).
• Showcase Versatility: Include examples that demonstrate your ability to design for different devices and digital platforms, as well as your skill in creating presentations and process graphics.

📝 Enhancement Note: Interview preparation should focus on demonstrating not only design skills but also the operational aspects of the role: efficiency, collaboration, problem-solving, and contribution to business goals. Highlighting experience with process graphics and presentations within the portfolio will be a significant advantage.

📌 Application Steps

To apply for this UI Design position:

• Submit your application through the provided online portal.
• Portfolio Customization: Tailor your portfolio to highlight relevant projects, focusing on digital interfaces for websites and devices. Ensure it includes mock-ups, prototypes, and any examples of process graphics or presentations you've created.
• Resume Optimization: Craft your resume to emphasize your years of experience in UI/UX design, proficiency with Figma, Adobe Creative Suite, and collaboration tools. Quantify achievements where possible.
• Interview Preparation: Practice presenting your portfolio, articulating your design process, and answering questions about agile methodologies and stakeholder collaboration. Be ready to discuss your interest in Miltenyi Biotec's mission.
• Company Research: Thoroughly research Miltenyi Biotec's products, mission, and recent news. Understand their digital presence and identify areas where you can contribute as a UI Designer.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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